Aaltonen, T;
Adelman, J;
Akimoto, T;
Gonzalez, BA;
Amerio, S;
Amidei, D;
Anastassov, A;
... CDF Collaboration; + view all
(2009)
Search for Long-Lived Massive Charged Particles in 1.96 TeV p(p)over-bar Collisions.
PHYS REV LETT
, 103
(2)
, Article 021802. 10.1103/PhysRevLett.103.021802.
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Abstract
We performed a signature-based search for long-lived charged massive particles produced in 1.0 fb(-1) of p (p) over bar collisions at root s 1.96 TeV, collected with the CDF II detector using a high transverse-momentum (p(T)) muon trigger. The search used time of flight to isolate slowly moving, high-p(T) particles. One event passed our selection cuts with an expected background of 1.9 +/- 0.2 events. We set an upper bound on the production cross section and, interpreting this result within the context of a stable scalar top-quark model, set a lower limit on the particle mass of 249 GeV/c(2) at 95% C. L.
Type: | Article |
---|---|
Title: | Search for Long-Lived Massive Charged Particles in 1.96 TeV p(p)over-bar Collisions |
Open access status: | An open access version is available from UCL Discovery |
DOI: | 10.1103/PhysRevLett.103.021802 |
Publisher version: | http://dx.doi.org/10.1103/PhysRevLett.103.021802 |
Language: | English |
Additional information: | © 2009 The American Physical Society |
Keywords: | DYNAMICAL SUPERSYMMETRY BREAKING, HADRON COLLIDERS, DETECTOR |
UCL classification: | UCL UCL > Provost and Vice Provost Offices > UCL BEAMS UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Maths and Physical Sciences UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Maths and Physical Sciences > Dept of Physics and Astronomy |
URI: | https://discovery-pp.ucl.ac.uk/id/eprint/131726 |
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